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- /*This header file must be included for any "C" program that uses any of the
- DBASE "C" functions.*/
-
- #define MAXFIELD 30 /*maximum fields per record*/
- #define MAXRECLEN 512 /*maximum record length in bytes*/
- #define MEMOMAX 2048 /*maximum memo field allowed to be read*/
-
- /*DBASE header structure*/
- struct dbhead
- {
- char db; /*file flag*/
- char year;
- char month;
- char day;
- long quan; /*number of records in file*/
- int idunno; /*don't quite know what this is*/
- int reclgth; /*number of bytes in record*/
- char misc[20]; /*other stuff*/
- };
-
- /*DBASE field structure*/
- struct dbfield
- {
- char name[11]; /*field name*/
- char type; /*field type*/
- char guess[4]; /*your guess is as good as mine*/
- char length; /*field length*/
- char decimal; /*decimal positions if numeric*/
- char other[13]; /*other stuff??*/
- };
-
- struct ndxhead /*index file header information*/
- {
- char dunno[18]; /*don't know what this is yet*/
- int xrecsize; /*index file record size*/
- char guess[4]; /*don't know what this is yet*/
- char ndxflds[100]; /*fields indexed by the .NDX file*/
- };
-
- struct ndx /*index file informaton structure*/
- {
- char name[35]; /*.NDX filename*/
- int filenum; /*DOS file handle number*/
- int fldnum; /*number of fields indexed in this file*/
- int xrecsize; /*# of bytes of each index file record*/
- char fields[MAXFIELD/3][11]; /*field names*/
- };
-
- struct dbinfo
- {
- int error; /*non-zero indicates error code & empty structure*/
- char filname[35]; /*file name*/
- int filenum; /*.DBF file number for program use*/
- int ndxnum; /*number of index files with this .DBF*/
- struct ndx ndxfile[10]; /*index file information - up to 10 files*/
- int dbtnum; /*.DBT file number for program use*/
- struct dbhead info; /*file header information*/
- int fieldnum; /*number of fields per record*/
- struct dbfield field[MAXFIELD]; /*field pointer*/
- };
-
- struct cmemvar /*character memory variable structure- 'cmem' is global*/
- {
- char name[11]; /*memory variable name*/
- char c30f[2]; /*these 2 want to be 0xC3 & 0x0F*/
- /*true only for the first record of a .MEM file*/
- char null; /*null byte--00*/
- char d84d[2]; /*these 2 wants to be 0xD8 & 0x4D*/
- char size; /*size of character string*/
- char nulls[15]; /*15 null bytes*/
- };
-